Male Repro + Embryo

Question 1

Prostate ca #MC location

Answer 1

Posterior lobe

Mets to brain + vertebrae

Question 2

Prostate adenoma (BPH), which lobe

Answer 2

Median

Question 3

Hydrocele

Answer 3

Remnants of processus vaginalis

Trans illuminated

Question 4

Where does lymph from testicular ca drain to?

Answer 4

Para-aortic LN

• testifies dev in begins abd

Question 5

What LN do Scrotum and testes drain to?

Answer 5

Scrotum : Sup inguinal

Testes: Para-aortic

» PTSS «

Question 6

What LN does prostrate drain to?

Answer 6

Int iliac

Question 7

What suppresses paramesonephric ducts?

Answer 7

Sertoli cells - Müllerian inhibitory factor

Question 8

MC N injured during indirect inguinal hernia repair?

Answer 8

Ilioinguinal L1

• numbness of scrotum + medial thigh

Question 9

MC part of urethra injured during straddle injury

Answer 9

Bulbous urethra

• blood @ urethral meatus + scrotal hematoma

Question 10

MC part of urethra injured during pelvic # ?

Answer 10

Post/ Membranous urethra

• blood in prostate

Question 11

MC complication of undescended testes in 2m/o

Answer 11

Germ cell tumor

• testes remains warm in abdomen : infertility
• descent by 6m/o
• N testosterone levels

Question 12

Male structures that dev under influence of testosterone

Answer 12

• mesonephroc duct

» BEEDS «

Bladder
Epididymus
Ejaculatory duct
Ductus deferens
Seminal vesicles

Question 13

Male structures that dev under influence of DHT

Answer 13

Ext male genitalia

Penis + scrotum

Question 14

Defective dev of genital tubercle

Answer 14

Epispadiasis

Forms clitoris in females

Question 15

Epith of epididymis

Answer 15

Pseudostratified columnar epith w stereocilia

Question 16

What determines sexual development of embryos?

Answer 16

Y chrom - SRY gene : Testes determining factor - dev of testes